| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 21°F | 36°F | 28°F | 3.3" |
| February | 19°F | 36°F | 27°F | 2.8" |
| March | 26°F | 46°F | 36°F | 3.0" |
| April | 37°F | 59°F | 48°F | 3.2" |
| May | 48°F | 70°F | 59°F | 3.7" |
| June | 58°F | 79°F | 68°F | 4.3" |
| July | 63°F | 82°F | 73°F | 4.3" |
| August | 62°F | 81°F | 72°F | 4.2" |
| September | 56°F | 75°F | 65°F | 4.8" |
| October | 46°F | 64°F | 54°F | 5.4" |
| November | 36°F | 53°F | 44°F | 3.9" |
| December | 27°F | 41°F | 34°F | 4.4" |
| Index | Edinboro | Pennsylvania | National |
| Air quality index | 36 | 45 | 42 |
| Pollution index | 3,205,550 | 4,584,805 | 2,726,193 |
| Measurement | Total |
| Days measured | 364 |
| Days with good air quality | 322 |
| Days with moderate air quality | 42 |
| Days w/ poor A.Q. for sensitive groups | 0 |
| Days with unhealthy air quality | 0 |
| Pollutant | Total |
| Arsenic | 0.010% |
| Benzene | 0.040% |
| Carbon Tetrachloride | 0.010% |
| Lead | 0.170% |
| Mercury | 0.005% |
| City | Population | Air Quality Index | National Avg. |
| Springboro, PA | 319 | 34 | 32.0% |
| Conneautville, PA | 794 | 34 | 32.0% |
| Harmonsburg, PA | 379 | 34 | 32.0% |
| Platea, PA | 452 | 36 | 28.0% |
| Girard, PA | 3,030 | 36 | 28.0% |
| Edinboro, PA | 5,772 | 36 | 28.0% |
| City | Population | Air Quality Index | National Avg. |
| Malone, NY | 5,771 | 0 | 100.0% |
| Edgerton, WI | 5,773 | 38 | 24.0% |
| Oxford, PA | 5,770 | 45 | 10.0% |
| Wayne, NE | 5,769 | 35 | 30.0% |
| Saint-Pie, QC | 5,775 | n/a | |
| Edinboro, PA | 5,772 | 36 | 28.0% |